US Patent Issued to TOYODA GOSEI, THE UNIVERSITY OF TOKYO on Dec. 23 for "Polyrotaxane, polymer composition, crosslinked polymer composition, and production method therefor" (Japanese Inventors)

ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,503,577, issued on Dec. 23, was assigned to TOYODA GOSEI Co. LTD. (Aichi-pref., Japan) and THE UNIVERSITY OF TOKYO (Tokyo).

"Polyrotaxane, polymer composition, crosslinked polymer composition, and production method therefor" was invented by Takanori Nakai (Kiyosu, Japan), Naoki Iwase (Kiyosu, Japan), Naoyuki Akahori (Kiyosu, Japan), Hideyuki Imai (Kiyosu, Japan), Hidekazu Kurimoto (Kiyosu, Japan), Makoto Ishida (Kiyosu, Japan), Kohzo Ito (Tokyo), Rina Maeda (Tokyo), Shota Ando (Tokyo) and Katsunari Inoue (Kashiwashi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a crosslinked polymer composition exhibiting significa...